Add chat migration

* add chat_contacts table
* add chat_fragments table
* add chat_enabled column to aspects
* add chat_offline_messages table

db/migrate/20140801101230_create_chat_contacts.rb

@@ -0,0 +1,16 @@
+class CreateChatContacts < ActiveRecord::Migration
+  def up
+    create_table :chat_contacts do |t|
+      t.integer :user_id, null: false
+      t.string :jid, null: false
+      t.string :name, limit: 255, null: true
+      t.string :ask, limit: 128, null: true
+      t.string :subscription, limit: 128, null: false
+    end
+    add_index :chat_contacts, [:user_id, :jid], unique: true
+  end
+
+  def down
+    drop_table :chat_contacts
+  end
+end

db/migrate/20140801101352_create_chat_fragments.rb

@@ -0,0 +1,17 @@
+class CreateChatFragments < ActiveRecord::Migration
+  def up
+    create_table :chat_fragments do |t|
+      t.integer :user_id, null: false
+      t.string :root, limit: 256, null: false
+      t.string :namespace, limit: 256, null: false
+      t.text :xml, null: false
+    end
+    # That'll wont work due UTF-8 and the limit of 767 bytes
+    #add_index :chat_fragments, [:user_id, :root, :namespace], unique: true
+    add_index :chat_fragments, [:user_id], unique: true
+  end
+
+  def down
+    drop_table :chat_fragments
+  end
+end

db/migrate/20141007003922_add_chat_enabled_to_aspects.rb

@@ -0,0 +1,9 @@
+class AddChatEnabledToAspects < ActiveRecord::Migration
+  def self.up
+    add_column :aspects, :chat_enabled, :boolean, default: false
+  end
+
+  def self.down
+    remove_column :aspects, :chat_enabled
+  end
+end

db/migrate/20141024170120_create_chat_offline_messages.rb

@@ -0,0 +1,14 @@
+class CreateChatOfflineMessages < ActiveRecord::Migration
+  def self.up
+    create_table :chat_offline_messages do |t|
+      t.string :from, :null => false
+      t.string :to, :null => false
+      t.text :message, :null => false
+      t.datetime "created_at", :null => false
+    end
+  end
+
+  def self.down
+    drop_table :chat_offline_messages
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20141001162851) do
+ActiveRecord::Schema.define(version: 20141024170120) do
 
   create_table "account_deletions", force: true do |t|
     t.string   "diaspora_handle"
@@ -43,12 +43,13 @@ ActiveRecord::Schema.define(version: 20141001162851) do
   add_index "aspect_visibilities", ["shareable_id", "shareable_type"], name: "index_aspect_visibilities_on_shareable_id_and_shareable_type", using: :btree
 
   create_table "aspects", force: true do |t|
-    t.string   "name",                            null: false
-    t.integer  "user_id",                         null: false
-    t.datetime "created_at",                      null: false
-    t.datetime "updated_at",                      null: false
-    t.boolean  "contacts_visible", default: true, null: false
+    t.string   "name",                             null: false
+    t.integer  "user_id",                          null: false
+    t.datetime "created_at",                       null: false
+    t.datetime "updated_at",                       null: false
+    t.boolean  "contacts_visible", default: true,  null: false
     t.integer  "order_id"
+    t.boolean  "chat_enabled",     default: false
   end
 
   add_index "aspects", ["user_id", "contacts_visible"], name: "index_aspects_on_user_id_and_contacts_visible", using: :btree
@@ -59,6 +60,32 @@ ActiveRecord::Schema.define(version: 20141001162851) do
     t.integer "person_id"
   end
 
+  create_table "chat_contacts", force: true do |t|
+    t.integer "user_id",                  null: false
+    t.string  "jid",                      null: false
+    t.string  "name"
+    t.string  "ask",          limit: 128
+    t.string  "subscription", limit: 128, null: false
+  end
+
+  add_index "chat_contacts", ["user_id", "jid"], name: "index_chat_contacts_on_user_id_and_jid", unique: true, using: :btree
+
+  create_table "chat_fragments", force: true do |t|
+    t.integer "user_id",               null: false
+    t.string  "root",      limit: 256, null: false
+    t.string  "namespace", limit: 256, null: false
+    t.text    "xml",                   null: false
+  end
+
+  add_index "chat_fragments", ["user_id"], name: "index_chat_fragments_on_user_id", unique: true, using: :btree
+
+  create_table "chat_offline_messages", force: true do |t|
+    t.string   "from",       null: false
+    t.string   "to",         null: false
+    t.text     "message",    null: false
+    t.datetime "created_at", null: false
+  end
+
   create_table "comments", force: true do |t|
     t.text     "text",                                                null: false
     t.integer  "commentable_id",                                      null: false